Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8251570 | Method for blending of concentrations for dilution on the fly | Ronnie D. Hughes, Robert L. Clark, Robert R. Rupe, III | 2012-08-28 |
| 5238668 | Process for production of potassium silicate solutions by the addition of tempered quartz to hydrothermally reacted quartz and KOH, and hydrothermal reaction thereof | Alfred Hoff, Jost Schuertz | 1993-08-24 |
| 5215732 | Method for producing alkali metal silicates by heating cristobalite or tempered quartz sand with NaOH or KOH under atmospheric pressure | Johannes W. Hachgenei, Peter Christophliemk, Hans Dolhaine, Juergen Foell | 1993-06-01 |
| 5084262 | Process for hydrothermal production of potassium silicate solutions | Alfred Hoff, Jost Schuertz | 1992-01-28 |
| 5000933 | Process for hydrothermal production of sodium silicate solutions | Alfred Hoff, Jost Schuertz | 1991-03-19 |
| 4770866 | Hydrothermal production of clear sodium silicate solutions | Peter Christophliemk, Juergen von Laufenberg | 1988-09-13 |
| 4676953 | Continous production of sodium silicate solutions | Lutz Jeromin, Heinrich Krings, Dieter Legel, Harald Skrobek | 1987-06-30 |
| 4561873 | Modification of deposit formation in glass furnace heat recovery | Hans-Ulrich Hempel, Siegfried Staller, Johannes Kramer | 1985-12-31 |
| 4557907 | Hydrothermal disintegration of calcined aluminum oxide wastes | Peter Christophliemk, Jurgen von Laufenberg, Siegfried Staller, Friedrich W. Diekotter | 1985-12-10 |
| 4499062 | Hydrothermal decomposition of aluminum silicates | Peter Christophliemk, Jurgen von Laufenberg, Josef Sadlowsky | 1985-02-12 |
| 4381034 | Zero free water cement composition and method | Richard G. Gandy | 1983-04-26 |